Pith Number

pith:QWW7CV6W

pith:2012:QWW7CV6W75E35UYF6NBLAOECMH

not attested not anchored not stored refs pending

Distribution theory of quadratic forms with matrix argument

Jose A. Diaz-Garcia

arxiv:1210.5283 v1 · 2012-10-18 · math.ST · stat.TH

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QWW7CV6W75E35UYF6NBLAOECMH}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T03:42:45.632172Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85adf157d6ff49bed305f342b0388261da266973193fa7c9cc41bd125b1c1241

Aliases

arxiv: 1210.5283 · arxiv_version: 1210.5283v1 · doi: 10.48550/arxiv.1210.5283 · pith_short_12: QWW7CV6W75E3 · pith_short_16: QWW7CV6W75E35UYF · pith_short_8: QWW7CV6W

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/QWW7CV6W75E35UYF6NBLAOECMH \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 85adf157d6ff49bed305f342b0388261da266973193fa7c9cc41bd125b1c1241

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72a9d30d5a58038a980a9415bcbe7e9962ac17e3ca15d76b1a08d7ab5e99b42b",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2012-10-18T23:48:27Z",
    "title_canon_sha256": "a0d8919eb0559c299cb39dc057304b5dd62c178cba69a2a33e8f46356eec5c24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.5283",
    "kind": "arxiv",
    "version": 1
  }
}